Are the 19.2 batteries interchangeable with the 20 v batteries? Wilson February 26, 2021 21:59 Updated The 19.2 v batteries are not compatible or interchangeable with the 20 v models. Related articles Are the 20 v units interchangeable with the older 19.2 model units? How can I get in contact with someone for assistance? Are the 20 volt batteries interchangeable with Black and decker 20 v? Where can I locate information on my sand paper and accessories? What's the warranty for my CRAFTSMAN mechanics tools and how can I use it? Comments 0 comments Please sign in to leave a comment.